The way to Resolve No longer Sufficient Garage Downside on iPhone / iPad?

Have you ever ever encountered this reminder “No longer Sufficient Garage ^(http://www.appleglory.com/tutorial/articles/236/iphone-storage-almost-full-these-10-tips-can-help-you-a-lot)” to your iPhone ? If sure, how did you resolve this downside? This instructional is basically introducing four strategies so that you can resolve this downside.